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Tell me about a time you made a mistake that affected other people. What did you do about it?

How to structure your answer, what the panel listens for, and the mistakes to avoid.

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Why interviewers ask this

The panel wants to know whether you take ownership when something is your fault, how quickly you raise it, and whether you put things right for the people affected.

What a strong answer does

  • Choose a real mistake with real consequences, but not a catastrophic or unethical one.
  • Show that you raised it quickly and took responsibility.
  • Explain how you fixed it and what you put in place so it would not happen again.

Structure it with STAR

  1. SituationSet the scene in two or three sentences: where, when, what was at stake.
  2. TaskWhat you were responsible for, and what made it hard.
  3. ActionThe steps you took yourself. This should be the longest part.
  4. ResultWhat happened, with numbers if you have them, and what you learned.

New to STAR? Read the STAR method guide, with a worked example.

Example answer

Situation
I sent a pricing email to 3,000 customers with last year's prices because I had used an old template.
Task
I needed to correct it before customers acted on the wrong prices and before it reached sales.
Action
Within ten minutes of spotting it I told my manager and the sales lead, then sent a short correction with an apology. I gave the sales team a two-line answer for anyone who asked. Then I looked at why it had happened: we had several old templates with no dates on them.
Result
Only four customers asked about it, and none were charged the wrong price. I archived the old templates, added the date to every template name, and set up a second-person check for any email to more than 500 people, which the team still uses.

Use it for the shape, not the words: your own story, told in your own words, will always score better.

What interviewers listen for

  • A clear, honest answer backed by one or two concrete examples.
  • Self-awareness: what you know about how you work and how you are growing.
  • A link to the role you are interviewing for.

Common mistakes

  • A mistake that was really someone else's.
  • Something trivial with no consequences.
  • No process change afterwards.

Likely follow-up questions

  • How did your manager react?
  • How do you prevent mistakes like that now?
  • Tell me about another time you had to admit you were wrong.

Say it out loud and InterviewGPT scores each part of your story the way an interviewer would. Start practicing

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